/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.jstorm.task;

import com.alibaba.jstorm.utils.TimeUtils;

/**
 * Get how long task runs
 *
 * @author yannian
 */
public class UptimeComputer {
    int startTime = 0;

    public UptimeComputer() {
        startTime = TimeUtils.current_time_secs();
    }

    public synchronized int uptime() {
        return TimeUtils.time_delta(startTime);
    }
}
